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The Colloquia are held in a "hybrid mode": both in the lecture hall and online or online only (speaker's decision).
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Journal Club 10.11.2025

Public Holiday

No Journal Club
Wednesday Colloquium 12.11.2025

Clea Sunny

Integration of a Tonne-Scale Prototype for the DarkSide-20k Inner Detector
SPOTKANIA z ASTRONOMIĄ 24.11.2025

Stanisław Bajtlik

Ciemna materia i ciemna energia - największy nierozwiązany problem w fizyce

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(The announcements in Polish are of local interest only)

» Our recent papers on arXiv

 archive
arXiv:2510.26931[pdf, other]
GW241011 and GW241110: Exploring Binary Formation and Fundamental Physics with Asymmetric, High-Spin Black Hole Coalescence
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, A. G. Abac, I. Abouelfettouh, F. Acernese, K. Ackley, C. Adamcewicz, S. Adhicary, D. Adhikari, N. Adhikari, R. X. Adhikari, V. K. Adkins, S. Afroz, A. Agapito, D. Agarwal, M. Agathos, N. Aggarwal, S. Aggarwal, O. D. Aguiar, I. -L. Ahrend, L. Aiello, A. Ain, P. Ajith, T. Akutsu, S. Albanesi, W. Ali, S. Al-Kershi, C. Alléné, A. Allocca, S. Al-Shammari, P. A. Altin, S. Alvarez-Lopez, W. Amar, O. Amarasinghe, A. Amato, F. Amicucci, C. Amra, A. Ananyeva, S. B. Anderson, W. G. Anderson, M. Andia, M. Ando, M. Andrés-Carcasona, T. Andrić, J. Anglin, S. Ansoldi, J. M. Antelis, S. Antier, F. Antonini, M. Aoumi, et al. (and 1736 authors not shown)
Comments:Data available from Zenodo (https://zenodo.org/records/17343574) or the Gravitational-Wave Open Science Center (https://gwosc.org)
arXiv:2511.03575[pdf, other]
Broad Iron Line as a Relativistic Reflection from Warm Corona in AGN
Authors:P. P. Biswas, A. Różańska, F. H. Vincent, D. Lančová, P. T. Zycki
Comments:18 pages, 19 figures, 3 tables. After first round of revision in A&A
arXiv:2511.03173[pdf, other]
Optimizing Earth-Moon Transfer and Cislunar Navigation: Integrating Low-Energy Trajectories, AI Techniques and GNSS-R Technologies
Authors:Arsalan Muhammad, Wasiu Akande Ahmed, Omada Friday Ojonugwa, Paul Puspendu Biswas
arXiv:2511.02945[pdf, other]
Secondary standards in the UKIRT faint standard fields
Authors:Marek Górski, Grzegorz Pietrzyński, Paulina Karczmarek, Gergely Hajdu, Mirosław Kicia, Mikołaj Kałuszyński, Joseph R. Eimer, Stephen A. Smee, Bartłomiej Zgirski, Piotr Wielgórski, Weronika Narloch
Comments:Accepted for publication in the Astrophysical Journal Supplement Series (ApJS)
arXiv:2511.02581[pdf, other]
The nature of ASASSN-24fw's occultation: modelling the event as dimming by optically thick rings around a sub-stellar companion
Authors:Sarang Shah, Jonathan P. Marshall, Carlos del Burgo, Gergely Hajdu, Isabel Rebollido, Bogumił Pilecki, Ashish Mahabal, Mansi M. Kasliwal, Viraj Karambelkar, Matthew J. Graham, Stanislav G. Djorgovski, Daniel Stern, Sascha T. Zeegers, Bacham Eswar Reddy, Ciska Kemper
Comments:Submitted to MNRAS in August 2025; 4 Figures and 5 tables
arXiv:2510.27470[pdf, other]
52 Eclipsing Quadruple Star Candidates Discovered in TESS Full Frame Images
Authors:Veselin B. Kostov, Brian P. Powell, Saul A. Rappaport, Tamas Borkovits, Robert Gagliano, Mark Omohundro, Thomas L. Jacobs, Martti H. Kristiansen, Guillermo Torres, Gerald Handler, Allan R. Schmitt, Hans M. Schwengeler, Tibor Mitnyan, Ivan A. Terentev, Daryll M. LaCourse, Andrew Vanderburg, Svetoslav D. Alexandrov, Cledison Marcos da Silva, Marco Z. Di Fraia, Aline U. Fornear, Marc Huten, Davide Iannone, Julien S. de Lambilly, Sam Lee, Jerome Orosz, Rafael Rodrigues, Allan Tarr, William Welsh
Comments:33 pages, 24 figures, 18 tables, AJ accepted
arXiv:2510.25589[pdf, other]
BlazEr1: The eROSITA Blazar Catalog. Blazars and Blazar Candidates in the First eROSITA Survey
Authors:S. Haemmerich, A. Gokus, F. McBride, P. Weber, L. Marcotulli, A. Zainab, W. Collmar, M. Salvato, J. Wolf, T. Sbarrato, S. Belladitta, J. Buchner, S. Saeedi, L. Dauner, M. Lorenz, O. Koenig, C. Kirsch, K. Berger, S. Bahic, D. Tubin-Arenas, M. Krumpe, D. Homan, A. Markowitz, P. Benke, F. Roesch, P. Rajasekar Kavitha, H. Tambe, M. Kadler, E. Ros, R. Ojha, J. Wilms
Comments:39 pages, 28 figures, submitted to A&A. Pre-referee version, comments are appreciated
arXiv:2511.01584[pdf, other]
$\mbox{H}$ $\mbox{I}$ 21-cm Absorption Spectra Classification using Machine Learning
Authors:Debasish Mondal, Anirudh S. Nemmani, Arunima Banerjee
Comments:17 pages, 7 figures, 3 tables, 2 appendices. Accepted for publication in MNRAS
arXiv:2510.25483[pdf, other]
A constant pressure model for the warm absorber in Mrk 509
Authors:Krzysztof Hryniewicz, Agata Różańska, Tek Prasad Adhikari, Matteo Guainazzi, Biswaraj Palit, Rafał Wojaczyński
Comments:19 pages, 9 figures, accepted for publication in A&A
arXiv:2511.00857[pdf, other]
Optimizing magnetic coupling in lumped element superconducting resonators for molecular spin qubits
Authors:Marcos Rubín-Osanz, Marina C. de Ory, Ignacio Gimeno, Wenzel Kersten, Marta Mas-Torrent, María C. Pallarés, Sebastián Roca-Jerat, David Rodriguez, Nerea González-Prato, J. Alejandro de Sousa, Lorenzo Tesi, Daniel Granados, Jaume Veciana, David Zueco, Anabel Lostao, Joerg Schmiedmayer, Inma Ratera, Joris van Slageren, Núria Crivillers, Alicia Gomez, Fernando Luis
arXiv:2511.02357[pdf, other]
Redshift-dependent Distance Duality Violation in Resolving Multidimensional Cosmic Tensions
Authors:Zhihuan Zhou, Zhuang Miao, Rong Zhang, Hanbing Yang, Penghao Fu, Chaoqian Ai
Comments:12pages,6figures
arXiv:2511.03386[pdf, other]
The strong Fe K line and spin of the black-hole X-ray binary MAXI J1631-479
Authors:Andrzej A. Zdziarski, Swadesh Chand, Gulab Dewangan, Ranjeev Misra, Michal Szanecki, Bei You, Maxime Parra, Gregoire Marcel
Comments:Submitted to ApJ, comments are welcome
arXiv:2510.25247[pdf, other]
Evolution of accretion disc-corona in the TDE Candidate AT 2019avd
Authors:Haichao Xu, Xinwu Cao, Yanan Wang, Andrzej A. Zdziarski
Comments:accepted by MNRAS
arXiv:2510.27022[pdf, other]
Direct multi-model dark-matter search with gravitational-wave interferometers using data from the first part of the fourth LIGO-Virgo-KAGRA observing run
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration
Comments:10 pages, 1 figure (+1 figure in appendix)
arXiv:2510.26848[pdf, other]
Cosmological and High Energy Physics implications from gravitational-wave background searches in LIGO-Virgo-KAGRA's O1-O4a runs
Authors: The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration
Comments:Main paper: 33 pages, 20 figures